South America
1976 Day of the Stamp – Birds & Flowers
1976 Day of the Stamp – Birds & Flowers
1976 Louis Braille Commemoration – Inventor of the Characters for the blind WM: 13
1976 Louis Braille Commemoration – Inventor of the Characters for the blind WM: 13
1976 The 25th Anniversary of the “Aerolineas Argentinas”
1976 The 25th Anniversary of the “Aerolineas Argentinas”
1976 Argentine Claims to Falkland Islands, Malvinas
1976 Argentine Claims to Falkland Islands, Malvinas